package com.lenovo.filter;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.hibernate.annotations.common.util.StringHelper;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import com.lenovo.util.Constant;
import com.lenovo.util.CookieUtil;

public class CommonInterceptor implements HandlerInterceptor {

	// private Logger logger = Logger.getLogger(CommonInterceptor.class);

	// public UserCheck gUser = null;

	public CommonInterceptor() {
		// TODO Auto-generated constructor stub
	}

	private String mappingURL;// 利用正则映射到需要拦截的路径

	public void setMappingURL(String mappingURL) {
		this.mappingURL = mappingURL;
	}

	private String loginPage = null;
	private String adminErrorPage = null;

	public String getLoginPage() {
		return loginPage;
	}

	public void setLoginPage(String loginPage) {
		this.loginPage = loginPage;
	}

	public String getAdminErrorPage() {
		return adminErrorPage;
	}

	public void setAdminErrorPage(String adminErrorPage) {
		this.adminErrorPage = adminErrorPage;
	}

	/**
	 * 在业务处理器处理请求之前被调用 如果返回false 从当前的拦截器往回执行所有拦截器的afterCompletion(),再退出拦截器链
	 * 
	 * 如果返回true 执行下一个拦截器,直到所有的拦截器都执行完毕 再执行被拦截的Controller 然后进入拦截器链,
	 * 从最后一个拦截器往回执行所有的postHandle() 接着再从最后一个拦截器往回执行所有的afterCompletion()
	 */
	@Override
	public boolean preHandle(HttpServletRequest request,
			HttpServletResponse response, Object handler) throws Exception {
		String url = request.getRequestURL().toString();
		boolean flag = true;
		if(mappingURL==null || !url.matches(mappingURL)){
			String name =CookieUtil.GetCookies(Constant.CookieName, request) ;
			System.out.println("用户名："+name); 
			if(StringHelper.isNotEmpty(name)){
				
				flag = true;
			}else{
				flag=false ;
			}

		}
		// TODO Auto-generated method stub
		// logger.info("==============执行顺序: 1、preHandle================");
		/*
		 * if(mappingURL==null || !url.matches(mappingURL)){ XSession session =
		 * XSessionUtils.getSession(request, response); SSOUser ssoUser =
		 * (SSOUser)session.getAttribute(Constant.SESSION_USER_KEY); if(ssoUser
		 * != null){ flag = true;
		 * 
		 * }else{
		 * 
		 * PrintWriter out; try { response.setCharacterEncoding("UTF-8");
		 * response.setContentType("text/html"); out = response.getWriter();
		 * 
		 * Map<String,Object> map = new HashMap<String,Object>();
		 * map.put("appName", "xhShare"); map.put("sid", session.getId());
		 * String jsonResult = JSONHelper.object2JsonP(751,
		 * map,request.getParameter("callback"));
		 * 
		 * out.write(jsonResult); out.flush(); out.close(); } catch (IOException
		 * e) { e.printStackTrace(); }
		 * 
		 * flag = false;
		 * 
		 * } }
		 */

		return flag;
	}

	// 在业务处理器处理请求执行完成后,生成视图之前执行的动作
	@Override
	public void postHandle(HttpServletRequest request,
			HttpServletResponse response, Object handler,
			ModelAndView modelAndView) throws Exception {
		// TODO Auto-generated method stub
		// logger.info("==============执行顺序: 2、postHandle================");
	}

	/**
	 * 在DispatcherServlet完全处理完请求后被调用
	 * 
	 * 当有拦截器抛出异常时,会从当前拦截器往回执行所有的拦截器的afterCompletion()
	 */
	@Override
	public void afterCompletion(HttpServletRequest request,
			HttpServletResponse response, Object handler, Exception ex)
			throws Exception {
		// TODO Auto-generated method stub
		// logger.info("==============执行顺序: 3、afterCompletion================");
	}

}
